我ping外网结果如下,怎么回事?

显示全部楼层 · 2006-5-26 11:34:24

C:\Documents and Settings\wolf1229>ping www.baidu.comPinging www.a.shifen.com [202.108.22.5] with 32 bytes of data:Reply from 202.108.22.5: bytes=32 time=23ms TTL=54Reply from 202.108.22.5: bytes=32 time=23ms TTL=54Reply from 202.108.22.5: bytes=32 time=21ms TTL=54Reply from 202.108.22.5: bytes=32 time=21ms TTL=54Ping statistics for 202.108.22.5:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),Approximate round trip times in milli-seconds:
Minimum = 21ms, Maximum = 23ms, Average = 22ms

千问 · 2006-5-26 11:34:24

felxly回答正确！给我加10分哈哈当然啦网站会傻到让你随便ping么？哈哈

千问 · 2006-5-26 11:34:24

有些网站禁止了PING命令，是你不能PING同他们的服务器的IP，这也是许多网站都采取的安全措施。

千问 · 2006-5-26 11:34:24

谁说PING不了,你看我PING的:Microsoft Windows [版本 5.2.3790](C) 版权所有 1985-2003 Microsoft Corp.C:\Documents and Settings\Administrator>ping www.baidu.comPinging www.a.shifen.com [202.108.22.5] with 32 bytes of data:Reply from 202.108.22.5: bytes=32 time=16ms TTL=54Reply from 202.108.22.5: bytes=32 time=16ms TTL=54Reply from 202.108.22.5: bytes=32 time=16ms TTL=54Reply from 202.108.22.5: bytes=32 time=16ms TTL=54Ping statistics for 202.108.22.5:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),Approximate round trip times in milli-seconds:
Minimum = 16ms, Maximum = 16ms, Average = 16msC:\Documents and Settings\Administrator>

千问 · 2006-5-26 11:34:24

Microsoft Windows XP [版本 5.1.2600](C) 版权所有 1985-2001 Microsoft Corp.C:\Documents and Settings\chen zhi cong>ping www.baidu.comPinging www.a.shifen.com [220.181.18.155] with 32 bytes of data:Request timed out.Reply from 220.181.18.155: bytes=32 time=66ms TTL=52Reply from 220.181.18.155: bytes=32 time=59ms TTL=52Reply from 220.181.18.155: bytes=32 time=63ms TTL=52Ping statistics for 220.181.18.155:
Packets: Sent = 4, Received = 3, Lost = 1 (25% loss),Approximate round trip times in milli-seconds:
Minimum = 59ms, Maximum = 66ms, Average = 62msC:\Documents and Settings\chen zhi cong>a你想说明什么问题呢？

千问 · 2006-5-26 11:34:24

我来回答不知道对不对？意思就是发送4字节，收到0字节，丢失4字节（丢包率为100%）应该是这个！~

千问 · 2006-5-26 11:34:24

如果这些大网站都可以被随便ping，那么就多些人同时ping这个网站，它也就瘫痪了。所以是一定要采取措施防止ping命令的